ISBN: | 978-5-5138-6520-9 |
High Quality Content by WIKIPEDIA articles! PKP ET21 is a name for a Polish electric freight locomotive produced between years 1957 - 1971 in Pafawag. It was the first post-war Polish electric locomotive, designed in 1955. Besides being delivered for PKP, ET21 locomotives were delivered to the mining industry, where they are used up to now.